Datasheet

78K0/Kx2-L CHAPTER 16 SERIAL INTERFACES CSI10 AND CSI11
R01UH0028EJ0400 Rev.4.00 575
Sep 27, 2010
Figure 16-12. Format of Port Mode Register 4 (PM4)
Address: FF24H After reset: FFH R/W
Symbol 7 6 5 4 3 2 1 0
PM4 1 1 1 1 1
PM42
Note 1
PM41
Note 2
PM40
Note 2
PM4n P4n pin I/O mode selection (n = 0 to 2)
0 Output mode (output buffer on)
1 Input mode (output buffer off)
Notes 1. 48-pin products only
2. 44-pin and 48-pin products only
Remark The figure shown above presents the format of port mode register 4 of the 78K0/KC2-L.
Figure 16-13. Format of Port Mode Register 6 (PM6)
Address: FF26H After reset: FFH R/W
Symbol 7 6 5 4 3 2 1 0
PM6 1 1 1 1 PM63 PM62 PM61 PM60
PM6n P6n pin I/O mode selection (n = 0 to 3)
0 Output mode (output buffer on)
1 Input mode (output buffer off)
Remark The figure shown above presents the format of port mode register 6 of the 78K0/KC2-L. For the
format of port mode register 6 of other products, refer to (1) Port mode registers (PMxx) in 4.3
Registers Controlling Port Function.
Figure 16-14. Format of Port Mode Register 12 (PM12)
Address: FF2CH After reset: FFH R/W
Symbol 7 6 5 4 3 2 1 0
PM12 1 1 1 1 1 1 1 PM120
PM120 P120 pin I/O mode selection
0 Output mode (output buffer on)
1 Input mode (output buffer off)
Remark The figure shown above presents the format of port mode register 12 of the 78K0/KB2-L and
78K0/KC2-L.